1988-1994 Honda TRX300 Fourtrax, 1988, 1990-1994 TRX300FW Fourtrax Service Manual, Page 282Get this manual
FRONT DRIVING MECHANISM (TRX300FW) Install the propeller shaft cover and tighten the cover bolts securelyFill the front gear case with the recommended oil (page 2-5)Install the front fender (page 16-2)
FRONT DRIVE SIDE SHAFT INSTALLATION
Apply grease to the splines of the side shaftInstall the side shaft to the output shaft and front drive gear shaft